#include <fstream>
#define N 105
using namespace std;
ifstream fin("tablou.in");
ofstream fout("tablou.out");
int a[N][N], v[N*N];
int n, S;

int main()
{
    int i,j,k;
    fin>>n>>S;
    if( n*n*(n+1)/2>S){fout<<0; return 0;}
    int s=S/n;
    for(k=1; k*n+n*(n-1)/2<=s;k++);
    k--;
    int x=0;
    for(i=1;i<=n;i++)
    {
        a[1][i]=k+i-1;
        x+=a[1][i];
    }
    for(i=2;i<=n;i++)
    {
        for(j=1;j<n;j++)
            a[i][j]=a[i-1][j+1];
        a[i][n]=a[i-1][1];
    }
    S-=n*x;
    x=S/n;
    S%=n;
    k=a[1][n]-x+1;
    for(i=1;i<=n;i++)
        for(j=1;j<=n;j++)
        if(a[i][j]>=k)a[i][j]++;
        else if(a[i][j]==k-1 && S>0)
        {
            a[i][j]++;
            S--;
        }
    //afisare matrice
    for(i=1;i<=n;i++,fout<<"\n")
        for(j=1;j<=n;j++)
            fout<<a[i][j]<<" ";
    return 0;
}